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Java

Java???

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java ??? ???? ????. Java?? ????? ??? ??? C++ ???? ??? ?? ??? ???? ? ???? ???? ??? ??? ?? ? ??? ???? ? ? ?? ???? ??? ?????.

Nov 18, 2019 am 10:03 AM

java this ??

Java? ?? gc? ???????

java? gc? ????? ???? ??? ????. 1. YGC? ?? Eden ??? ??? ? ??????. 2. FGC? ?? old ??? ???? perm ??? ??? ? System.gc()? ??? ? ??????. .

Nov 18, 2019 am 09:46 AM

gc java

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Java long int? ???? ??? ????. 1. 16?? ????? long? 4????? int? 2??????. 2. 64?? ????? long? 8????? int? 4??????. , long? 64???? int? 32?????. 4. long? ??? int? ???? ???.

Nov 16, 2019 pm 05:12 PM

int java long

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Java? Sun Microsystems?? ??? ????? ?????. .java ?? ??? Java? ?? ?? ?????. Java? ??? ??? ? ?? ?? ??? ??? ??? PC, ??? ??, ?? ?? ??? ? ?? ???? ?? ?????.

Nov 16, 2019 pm 04:50 PM

java ??

Java?? ???? ??????

Java?? ???? ??? ???? ???? ????? ?????. ?? ??, "String php = "good";"? ?? php? ??? good? ????? ?????. ???? ??? ??? ?? ???? ?? ??? ? ??? ???? ????.

Nov 16, 2019 pm 04:29 PM

java ???

Java?? ?? ??? ??????

Java ??? ?? ??? ??? ??? ???? "???" ?? ??? ?????. ?? ?? Hero h = new Hero(), h? new Hero() ??? ?? ?????.

Nov 16, 2019 pm 04:18 PM

java ?? ????

Java?? ??? ?? ???? ???? ??

Java?? ??? ?? ???? ???? ??: ?? Scanner ???? ??? ?? Scanner ??? ??? ???? ??? ?? ???? ???? ???. ????? ??? ?? ???? ???? ???? ??? ? ????.

Nov 16, 2019 pm 04:06 PM

java ???? ??? ???? ??

Java ?? ???? ?? ??? ????.

?? ??? ???? ?? Java ?? ??? ??? ????. 1. public static?? ??? 2. ??? ??? main???. 3. ????? ??? ??? ?????. ??? ??? ???? ??? Java?? ?? ???? ??? ? ????.

Nov 16, 2019 pm 04:04 PM

java ?? ??

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Java ???? Windows ???? ????. jre? ??? ?? Windows ???? Java ???? ?????.

Nov 16, 2019 pm 03:40 PM

java ???

Java? ??? ???? ???? ???? ???

Java?? ??? ???? ???? ???? ???: ??? ???? ???? ??? ? ??? ??? ????? ?? ? ?? ???? ??? ? ?? ??? ??? ?? ?? ??? ? ??? ???? ???? ??? ???? ???. ??? ??? ???? ??.

Nov 16, 2019 pm 03:12 PM

java ??? ?? ?? ?? ??

Java?? ????? ???? ???? ??????

Java?? ????? ???? ???? ??? ????. 1. Trim(), Trim() ???? ???? ?? ?? ??? ???? ? ?????. 2. Split(), Split() ???? ??? ??? ?? ??? ?????. ??? ??? 3. substring(), substring() ???? ???? ?? ???? ?????.

Nov 16, 2019 pm 03:00 PM

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